一、~~~ the + ~ est + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) 0g? )j -
~~~ the most + 形容词 + 名词 + (that) + 主词 + have ever + seen ( known/heard/had/read, etc) {kpF etXt?
例句：Helen is the most beautiful girl that I have ever seen. E4 X6f
二、Nothing is + ~~~ er than to + V Nothing is + more + 形容词 + than to + V m!<HZvq?vf
例句：Nothing is more important than to receive education. E 2n z
三、~~~ cannot emphasize the importance of ~~~ too much.(再怎么强调...的重要性也不为过。) T8^9*]:@c!
例句：We cannot emphasize the importance of protecting our eyes too much. 2HeX( rB
四、There is no denying that + S + V ...(不可否认的...) w(oK
例句：There is no denying that the qualities of our living have gone from bad to worse. h4;kjr}h}
五、It is universally acknowledged that + 句子~~ (全世界都知道...) `_\KN_-%Vu
例句：It is universally acknowledged that trees are indispensable to us. [H h-F#|R
六、There is no doubt that + 句子~~ (毫无疑问的...) i7Qb~RW
例句：There is no doubt that our educational system leaves something to be desired. .#( v x;
七、An advantage of ~~~ is that + 句子 (...的优点是...) i~';1
.g
例句：An advantage of using the solar energy is that it won’t create (produce) any pollution. !&:=sA
八、The reason why + 句子 ~~~ is that + 句子 (...的原因是...) $. `o
例句：The reason why we have to grow trees is that they can provide us with fresh air./ The reason why we have to p'jc=bL E
grow trees is that they can supply fresh air for us. @DysM~I
九、So + 形容词 + be + 主词 + that + 句子 (如此...以致于...) Q %o@s3~O
例句：So precious is time that we can’t afford to waste it. 2*Qv6
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十、Adj + as + Subject(主词)+ be, S + V~~~ (虽然...) JEto_&8, C
例句：Rich as our country is, the qualities of our living are by no means satisfactory. {by no means = in no way = on no account 一点也不} ]oGd,v X
十一、On no account can we + V ~~~ (我们绝对不能...) '`jGr+K,wU
例句：On no account can we ignore the value of knowledge.
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十二、It is time + S + 过去式 (该是...的时候了) iWCYK7c@.-
例句：It is time the authorities concerned took proper steps to solve the traffic problems. 6GxLaI
十三、There is no one but ~~~ (没有人不...) h:4(Gm;
例句：There is no one but longs to go to college. 8V:;HY#
十四、be + forced/compelled/obliged + to + V (不得不...) J M`w6}
例句：Since the examination is around the corner, I am compelled to give up doing sports. d( v"{N}
十五、It pays to + V ~~~ (...是值得的。) hr
vTFJ
例句：It pays to help others. z D{]3pg
十六、Spare no effort to + V (不遗余力的) 7b"fpB
例句：We should spare no effort to beautify our environment. }_+XN"}C
